PrEP On Demand: What Changes Compared to Daily PrEP?

Discover the main distinctions between on-demand PrEP and daily PrEP. Understand how each modality works and how to choose the best HIV prevention strategy.
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The journey towards sexual health and the prevention of Sexually Transmitted Infections (STIs) has gained powerful allies over the years. Among them, Pre-Exposure Prophylaxis (PrEP) for HIV stands out as a revolutionary tool, offering an additional layer of protection for people at greater vulnerability to the virus. Understanding the available options is essential, and a common question that arises is: what changes with on-demand PrEP compared to daily PrEP? Both are effective strategies, but their particularities may fit differently into various realities and needs.

Imagine having the peace of mind knowing that you are using a highly effective preventive method, tailored to your lifestyle. Whether through a daily pill that integrates into your routine or a more flexible scheme used at specific moments, PrEP represents a significant advancement. However, the choice between the daily and on-demand modality should not be taken lightly. It requires information, self-knowledge, and, crucially, the guidance of a qualified healthcare professional.

This article aims to demystify the differences between daily PrEP and on-demand PrEP. We will explore how each works, the criteria for indication, the usage schemes, and how these factors translate into practical changes in the daily life of those who choose this form of prevention. We will address not only the technical aspects but also the importance of adherence and continuous medical follow-up, which are pillars for the success of any PrEP strategy.

For us at the Brazilian Society of Hypnosis, emotional well-being and making informed decisions are inseparable from physical health. Understanding the nuances of PrEP and making an informed choice can reduce anxieties and strengthen autonomy over one’s body and health. We believe that knowledge empowers individuals, allowing each person, together with their doctor, to find the preventive path that best resonates with their personal circumstances.

In the following sections, we will dive into the details of each modality, comparing them and providing a clear overview so that you can engage more confidently with your healthcare professional. Remember, prevention is an act of care for yourself and others, and information is your greatest ally on this journey. Join us to definitively understand what changes between on-demand PrEP and daily PrEP.

What is PrEP and Its Relevance in HIV Prevention

Pre-Exposure Prophylaxis, better known as PrEP, is a prevention strategy against HIV infections. This method consists of the use of antiretroviral medications by people who are not infected with the virus but are at risk of exposure. Its mechanism of action is based on inhibiting the replication of HIV if the person is exposed to the virus, drastically reducing the chance of infection.

PrEP is a crucial tool in combating the HIV epidemic, with data suggesting that when used correctly, it can reduce the probability of infection by up to 99% in men who have sex with men and in transgender individuals who engage in unprotected sexual intercourse. Populations such as sex workers, serodiscordant couples (where one partner is HIV positive and the other is not), and individuals with multiple sexual partners are the primary indications for its use.

It is important to emphasize that despite its effectiveness, PrEP does not protect against other Sexually Transmitted Infections (STIs). Therefore, the use of condoms and regular testing for other STIs is essential even for those using PrEP. Initial medical evaluation is crucial before starting this treatment, as it includes tests for HIV and assessment of health conditions that may be affected by the medication.

Currently, there are two modalities of PrEP: daily and on-demand. Both have their specific properties and indications, which will be explored in the following chapters. The effectiveness of PrEP, when applied consistently and under medical guidance, is key to continuing to reduce new cases of HIV. Therefore, the choice of the most suitable PrEP regimen should take into account lifestyle and frequency of exposure to HIV, always with the appropriate professional follow-up.

Daily PrEP: Understanding Continuous and Effective Use

Daily PrEP is a proven and effective method in preventing HIV infection, involving the intake of a pill every day. This regimen is used by people who are at constant risk of exposure to the virus, such as men who have sex with men, transgender individuals, sex workers, among others. The most common combination of antiretroviral medications used in daily PrEP is tenofovir (TDF or TAF) and emtricitabine (FTC), which work by blocking the replication of the HIV virus in cells.

The main advantage of daily PrEP is its effectiveness, which is around 99% when the medication is taken consistently. On average, it takes about 7 days for PrEP to offer effective protection for anal sex and approximately 20 days for vaginal sex or blood protection. This protection is adjusted according to continuous use, initially requiring rigorous follow-up and regular testing to ensure health and the effectiveness of the method.

Among the recommendations for the use of daily PrEP are those with frequent exposure to HIV or who prefer the simplicity of a fixed medication routine. However, this regimen has its drawbacks, such as the need for a daily commitment to health. If a dose is forgotten, protection may be reduced, especially if there is sexual intercourse during that period without the appropriate medication.

It is important for daily PrEP users to have access to regular medical follow-up. This follow-up should include periodic tests for HIV, assessment of kidney function, and screening for other Sexually Transmitted Infections (STIs). Side effects, although generally mild, such as nausea or headache, may occur in the first days of use, but most people adapt well to the regimen.

Adopting daily PrEP is a decision that can make a significant difference in the lives of those at risk of HIV infection, providing a safe and effective way to prevent the disease, but always in conjunction with the guidance of a qualified healthcare professional.

Daily PrEP vs On-Demand: What Factors to Consider?

When considering the best way to use pre-exposure prophylaxis (PrEP) to prevent HIV infection, it is essential to understand the differences between daily PrEP and on-demand PrEP. Each option offers distinct advantages, guided by different lifestyles and sexual habits.

Daily PrEP, which involves taking a pill every day, is effective in providing continuous protection against HIV. This regimen is ideal for people who have frequent and unpredictable exposures to the virus, such as those who maintain an active sex life or have multiple partners. On the other hand, on-demand PrEP, with the 2+1+1 scheme, is primarily intended for those who have less frequent sexual intercourse and can plan sexual activity in advance.

Regarding effectiveness, both modalities are highly effective when followed correctly. However, adherence to the regimen, which is crucial for achieving protection, can be a significant challenge for each of them. While daily PrEP may be affected by occasional forgetfulness, on-demand PrEP requires strict discipline concerning the 2+1+1 protocol, involving precise doses before and after intercourse. A mistake in this scheme can considerably compromise the protection offered.

Additionally, it is important to analyze lifestyle when choosing between the modalities. Individuals who have planned or less frequent sexual relationships may find on-demand PrEP to be a more convenient and less invasive option. Conversely, those who have daily or frequent sexual relationships may benefit from the continuous protection of daily PrEP.

Another vital point to consider is the possibility of alternating between regimens. This is feasible but should always be discussed with a healthcare professional, who can guide the best way to make this transition, including a period of adaptation to ensure adequate protection during the change. The protection window may vary between methods, with daily PrEP taking about a week to provide complete protection, while on-demand PrEP offers security just hours after the initial administration.

Finally, medical follow-up is essential. Healthcare professionals not only help determine the best PrEP strategy for each individual case but also provide support and continuous monitoring. Regular consultations ensure that any changes in health or sexual behavior are taken into account, allowing adjustments in the prevention strategy. Choosing the right PrEP regimen is, therefore, a decision that should reflect personal needs, lifestyles, and, above all, the health and safety of the user.

Essential Medical Follow-Up in the PrEP Journey

Continuous medical follow-up is essential for those using PrEP, whether in the daily or on-demand modality. Upon starting treatment, the first consultation is crucial. During this consultation, it is vital to conduct HIV testing, ensuring that the patient is not infected before starting PrEP, as prior infection contraindicates the use of this medication. Additionally, tests for other sexually transmitted infections (STIs) and an assessment of kidney function, especially with the use of TDF, should be conducted. Discussion about risk behaviors and clarification of the different PrEP options are equally important so that the patient can make an informed choice.

Follow-up consultations should occur every three to four months and include re-testing for HIV, STI screening, monitoring of side effects, and evaluation of kidney function. It is also a time to discuss adherence to treatment and the importance of following the protocol correctly. For daily PrEP, the impact of missed doses can be significant. In on-demand PrEP, strictly following the 2+1+1 protocol is crucial to maintain efficacy.

Strategies such as reminders, apps, or associating medication with daily routines can be discussed with the doctor to improve adherence. If an HIV infection occurs during PrEP use, this is usually associated with low adherence or an infection that occurred before the start of treatment. Stopping PrEP and initiating appropriate antiretroviral treatment become necessary in this scenario.

It is important to remember that PrEP does not offer protection against other STIs, reinforcing the need for condom use and regular testing. The role of the healthcare professional is crucial, providing support and guidance throughout the process. From the perspective of the SBH, an emotionally balanced state can facilitate the discipline necessary for adherence to treatment. Techniques such as hypnosis can help reduce anxiety and promote more open communication between the patient and the healthcare professional, contributing to more effective and conscious care.

Conclusion

We have reached the end of this exploration of the modalities of Pre-Exposure Prophylaxis (PrEP) for HIV, focusing on the crucial differences between on-demand PrEP and daily PrEP. As we have seen, both represent significant advances in prevention, offering effective pathways to reduce the risk of HIV infection. Daily PrEP, with its continuous regimen, offers constant protection for those with more frequent exposures or who prefer the simplicity of a routine. On the other hand, on-demand PrEP, with the 2+1+1 scheme, presents itself as a flexible and equally effective alternative for specific populations with less frequent sexual activity or planning capability.

The choice between one and the other is not a matter of which is universally superior, but rather which best fits individual needs, lifestyle, frequency of exposure, and adherence capability. This decision, as we emphasize, should always be a joint construction with a qualified healthcare professional. It is the doctor who can assess health history, risks, and guide the safest and most effective option, in addition to providing the indispensable follow-up that includes regular testing and monitoring.

At the Brazilian Society of Hypnosis, we deeply value autonomy and emotional well-being. We believe that access to clear and accurate information, like what we aim to offer in this article, is essential for people to make more conscious decisions about their health. Understanding PrEP options, their benefits, and responsibilities can reduce anxiety associated with HIV prevention and strengthen the sense of control over one’s sexual health. Remember that “everything that stress and anxiety can worsen, scientific hypnosis can help,” and although hypnosis is not a tool for PrEP itself, it can be a valuable ally in managing stress and anxiety that may hinder adherence to any treatment or health practice.

The professionalization of hypnosis in Brazil, aligned with scientific and ethical methods, aims precisely to empower healthcare professionals to use this tool to promote emotional health. Professionals who understand the complexities of integral health can offer even more comprehensive care, helping their patients manage automatic thoughts and behaviors that impact their choices and adherence to preventive strategies like PrEP. Enhancing health treatments with evidence-based practices is our commitment.

Are you interested in learning scientific hypnosis to apply professionally? To enhance your results in your current profession or even embark on a new career? Discover the training and postgraduate programs in evidence-based hypnosis offered by the Brazilian Society of Hypnosis through the link: https://www.hipnose.com.br/cursos/.

Frequently Asked Questions

Is on-demand PrEP really as effective as daily PrEP for preventing HIV?

On-demand PrEP is effective when used correctly, offering protection comparable to daily PrEP. Both have the capacity to reduce the risk of infection by up to 99% when followed according to guidelines. However, on-demand PrEP, which uses the 2+1+1 scheme, requires the user to take specific doses before and after sexual intercourse, which can be a challenge for adherence to treatment.

What are the main differences between daily PrEP and on-demand PrEP?

The main difference lies in the frequency of use. Daily PrEP involves taking a pill every day, ideal for those who have frequent sex. On-demand PrEP is planned for use before and after sexual intercourse with a 2+1+1 dosing scheme, being more appropriate for those who have less frequent sexual relationships. This impacts the choice according to each individual’s lifestyle.

Is medical follow-up necessary when using PrEP, and how often?

Yes, medical follow-up is essential for those using PrEP, whether daily or on-demand. It is advised to have consultations every three to four months, during which HIV tests, STI screenings, and side effect evaluations should be conducted. These appointments help ensure the effectiveness of treatment and adjust application as necessary.

Does PrEP protect against other sexually transmitted infections (STIs)?

No, PrEP does not protect against other STIs, such as syphilis or gonorrhea. Therefore, the use of condoms is highly recommended, even for those using PrEP. Regular testing for STIs should also be part of the follow-up routine to ensure complete sexual health.

How can I decide between on-demand PrEP and daily PrEP?

The choice between on-demand PrEP and daily PrEP should consider factors such as the frequency of sexual relationships and personal routine. If you have less frequent sexual relationships and can plan, on-demand PrEP may be the best solution. However, for those who are regularly exposed to HIV, daily PrEP offers continuous protection and may be more indicated. Always consult a healthcare professional to guide this decision.

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Picture of Erick Ribeiro

Erick Ribeiro

Psicólogo graduado pela PUC Minas e co-fundador da Sociedade Brasileira de Hipnose. Com ampla experiência em hipnose clínica, ele também atua no campo do marketing digital, ajudando a popularizar a hipnose na internet. Seu trabalho é focado em capacitar hipnoterapeutas, oferecendo-lhes ferramentas para aprimorar suas práticas e alcançar mais pessoas.

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